CN114262983A - Preparation method of odor-free spunlace non-woven fabric - Google Patents
Preparation method of odor-free spunlace non-woven fabric Download PDFInfo
- Publication number
- CN114262983A CN114262983A CN202011016424.9A CN202011016424A CN114262983A CN 114262983 A CN114262983 A CN 114262983A CN 202011016424 A CN202011016424 A CN 202011016424A CN 114262983 A CN114262983 A CN 114262983A
- Authority
- CN
- China
- Prior art keywords
- spunlace
- odor
- viscose
- preparation
- terylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 229920000297 Rayon Polymers 0.000 claims abstract description 28
- 239000000835 fiber Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229920004933 Terylene® Polymers 0.000 claims abstract description 18
- 239000005020 polyethylene terephthalate Substances 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 238000009960 carding Methods 0.000 claims abstract description 12
- 239000012535 impurity Substances 0.000 claims abstract description 12
- 238000009736 wetting Methods 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 6
- 229920000728 polyester Polymers 0.000 claims abstract description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 11
- 229910052717 sulfur Inorganic materials 0.000 description 11
- 239000011593 sulfur Substances 0.000 description 11
- 238000001514 detection method Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
Abstract
A preparation method of a non-odor spunlace non-woven fabric comprises the following steps: step 1: clearing the flower: opening and removing impurities of the viscose and the terylene; step 2: carding: cleaning and carding the viscose and the terylene after impurity removal to prepare carded viscose and terylene fibers; and step 3: lapping: overlapping and lapping the carded viscose and polyester fibers to obtain a fiber web; and 4, step 4: and (3) water jetting: adopting spunlace liquid with the pH value of 8-8.10 to carry out wetting treatment on the fiber web; and 5: and (5) drying. The preparation method of the odor-free spunlace non-woven fabric provided by the invention can solve the problems of odor and poor use feeling of the existing spunlace non-woven fabric.
Description
Technical Field
The invention relates to the technical field of non-woven fabric preparation, in particular to a preparation method of a non-odor spunlace non-woven fabric.
Background
The existing spunlace nonwoven fabric is usually viscose spunlace nonwoven fabric, has the advantages of moisture resistance, air permeability, flexibility, light weight, no combustion supporting, easy decomposition, no toxicity and no irritation, and is applied to many fields.
Due to the use of viscose (containing sulfide), at present, a non-woven fabric finished product usually has pungent peculiar smell (the peculiar smell can be smelled when the non-woven fabric is contacted in a close range), and the peculiar smell is not easy to eliminate.
Disclosure of Invention
The invention aims to solve the technical problem of providing a preparation method of a spunlace non-woven fabric without peculiar smell, which reduces the sulfur content of raw material viscose by adjusting the pH value of a spunlace liquid and can solve the problems of peculiar smell and poor use feeling of the conventional spunlace non-woven fabric.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a preparation method of a non-odor spunlace non-woven fabric comprises the following steps:
step 1: clearing the flower: opening and removing impurities of the viscose and the terylene;
step 2: carding: cleaning and carding the viscose and the terylene after impurity removal to prepare carded viscose and terylene fibers;
and step 3: lapping: overlapping and lapping the carded viscose and polyester fibers to obtain a fiber web;
and 4, step 4: and (3) water jetting: adopting spunlace liquid with the pH value of 8-8.10 to carry out wetting treatment on the fiber web;
and 5: and (5) drying.
In the step 4, the preparation method of the spunlace liquid with the pH value of 8-8.10 comprises the following steps: adding hydrogen peroxide into the water for spunlace, wherein the adding amount of the hydrogen peroxide is 1.0-1.3Kg per ton of the water for spunlace.
And in the step 4, the fiber web is subjected to wetting treatment by using spunlace liquid with the pH value of 8.05-8.08.
In the step 4, the preparation method of the spunlace liquid with the pH value of 8.05-8.08 comprises the following steps: adding hydrogen peroxide into the water for spunlace, wherein the adding amount of the hydrogen peroxide is 1.2Kg per ton of the water for spunlace.
In step 4, the spunlace pressure is 5-7 Mpa.
According to the preparation method of the odor-free spunlace non-woven fabric, the sulfur content of the raw material viscose is reduced by adjusting the pH value of the spunlace liquid, and the problems of odor and poor use feeling of the conventional spunlace non-woven fabric can be solved.
Detailed Description
Example one
A preparation method of a non-odor spunlace non-woven fabric comprises the following steps:
step 1: clearing the flower: opening and removing impurities of the viscose and the terylene;
step 2: carding: cleaning and carding the viscose and the terylene after impurity removal to prepare carded viscose and terylene fibers;
and step 3: lapping: overlapping and lapping the carded viscose and polyester fibers to obtain a fiber web;
and 4, step 4: and (3) water jetting: adopting spunlace liquid with the pH value of 8 to carry out wetting treatment on the fiber web;
and 5: and (5) drying.
In the step 4, the preparation method of the spunlace liquid with the pH value of 8 comprises the following steps: adding hydrogen peroxide into the water for spunlace, wherein the adding amount of the hydrogen peroxide is 1.0Kg per ton of the water for spunlace.
In step 4, the spunlace pressure is 5-7 Mpa.
Example two
A preparation method of a non-odor spunlace non-woven fabric comprises the following steps:
step 1: clearing the flower: opening and removing impurities of the viscose and the terylene;
step 2: carding: cleaning and carding the viscose and the terylene after impurity removal to prepare carded viscose and terylene fibers;
and step 3: lapping: overlapping and lapping the carded viscose and polyester fibers to obtain a fiber web;
and 4, step 4: and (3) water jetting: wetting the fiber web by using spunlace liquid with the pH value of 8.10;
and 5: and (5) drying.
In the step 4, the preparation method of the spunlace solution with the pH value of 8.10 comprises the following steps: adding hydrogen peroxide into the water for spunlace, wherein the adding amount of the hydrogen peroxide is 1.3Kg per ton of the water for spunlace.
In step 4, the spunlace pressure is 5-7 Mpa.
EXAMPLE III
A preparation method of a non-odor spunlace non-woven fabric comprises the following steps:
step 1: clearing the flower: opening and removing impurities of the viscose and the terylene;
step 2: carding: cleaning and carding the viscose and the terylene after impurity removal to prepare carded viscose and terylene fibers;
and step 3: lapping: overlapping and lapping the carded viscose and polyester fibers to obtain a fiber web;
in the step 4, the fiber web is wetted by spunlace liquid with the pH value of 8.05-8.08;
and 5: and (5) drying.
In the step 4, the preparation method of the spunlace liquid with the pH value of 8.05-8.08 comprises the following steps: adding hydrogen peroxide into the water for spunlace, wherein the adding amount of the hydrogen peroxide is 1.2Kg per ton of the water for spunlace.
In step 4, the spunlace pressure is 5-7 Mpa.
The following table shows the sulfur content test reports for spun lace nonwoven fabrics prepared using pH-adjusted spunlace solutions, where the pH of the spunlace solution is 8.05-8.08 and the sulfur content (residual sulfur) of the finished spun lace nonwoven fabric is 7.7mg/100g, and the test reports are shown in the following table:
TEST REPORT
detection reporting
Sample No.: 20WS033519
Batch number part number: the model is as follows: add modified Add batch number: SB2008042003STD-20200909-025N
In the first to third embodiments, the water filtered by the water jet is softened water.
Example four
This example is a comparative example:
for comparison, in comparative example, in step 4 of example three, hydrogen peroxide was not added to the hydroentangling filter water, and the pH of the hydroentangling solution was measured to be 7.43 to 7.45, and the other conditions were the same as in example three.
The sulfur content (residual sulfur content) of the spun-laced non-woven fabric finished product is 8.4mg/100g, and the detection report is shown in the following table:
sample No.: 20WS033518
Batch number part number: the model is as follows: addition of pre-improvement Not added lot number: SB2007202005STD-20200909-025N
From the detection data disclosed in the third embodiment and the fourth embodiment, the sulfur content (residual amount) of the finished spunlace nonwoven fabric can be effectively reduced by the method, the sulfur content (residual amount) of the finished spunlace nonwoven fabric can be reduced from 8.4mg/100g to 7.7mg/100g, when the sulfur content (residual amount) of the finished spunlace nonwoven fabric is higher than 8.0mg/100g, the olfactory system of a human body can sensitively detect the smell, and the discomfort of a user is caused, and the method can reduce the sulfur content (residual amount) of the finished spunlace nonwoven fabric to be lower than 8.0mg/100g, so that the olfactory system of the human body cannot sensitively detect, and the problems of peculiar smell and poor use feeling of the existing spunlace nonwoven fabric are solved.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and features in the embodiments and examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (5)
1. A preparation method of a non-odor spunlace non-woven fabric is characterized by comprising the following steps:
step 1: clearing the flower: opening and removing impurities of the viscose and the terylene;
step 2: carding: cleaning and carding the viscose and the terylene after impurity removal to prepare carded viscose and terylene fibers;
and step 3: lapping: overlapping and lapping the carded viscose and polyester fibers to obtain a fiber web;
and 4, step 4: and (3) water jetting: adopting spunlace liquid with the pH value of 8-8.10 to carry out wetting treatment on the fiber web;
and 5: and (5) drying.
2. The method for preparing a non-odor spunlace nonwoven fabric according to claim 1, wherein in the step 4, the preparation method of the spunlace solution with the pH value of 8-8.10 comprises the following steps: adding hydrogen peroxide into the water for spunlace, wherein the adding amount of the hydrogen peroxide is 1.0-1.3Kg per ton of the water for spunlace.
3. The method for preparing a non-odor spunlace nonwoven fabric according to claim 1, wherein the method comprises the following steps: and in the step 4, the fiber web is subjected to wetting treatment by using spunlace liquid with the pH value of 8.05-8.08.
4. The method for preparing a non-odor spunlace nonwoven fabric according to claim 3, wherein the method comprises the following steps: in the step 4, the preparation method of the spunlace liquid with the pH value of 8.05-8.08 comprises the following steps: adding hydrogen peroxide into the water for spunlace, wherein the adding amount of the hydrogen peroxide is 1.2Kg per ton of the water for spunlace.
5. The method for preparing a non-odor spunlace nonwoven fabric according to claim 1, wherein the method comprises the following steps: in step 4, the spunlace pressure is 5-7 Mpa.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020109743560 | 2020-09-16 | ||
| CN202010974356 | 2020-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114262983A true CN114262983A (en) | 2022-04-01 |
Family
ID=80824467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011016424.9A Pending CN114262983A (en) | 2020-09-16 | 2020-09-24 | Preparation method of odor-free spunlace non-woven fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114262983A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06101148A (en) * | 1992-09-18 | 1994-04-12 | Mitsubishi Rayon Co Ltd | Nonwoven fabric for cleaning |
| DE102005018017A1 (en) * | 2005-04-18 | 2006-10-26 | Mol Katalysatortechnik Gmbh | Method for treatment of process water in water jet solidification of non-woven tissues entails setting pH value in range of 5.0 to 7.0 by addition of at least one mineral acid in process water |
| CN101021031A (en) * | 2007-02-28 | 2007-08-22 | 晋江市兴泰无纺制品有限公司 | Hydro-entangled fine decitex non-woven fabric and its production process |
| JP2008069492A (en) * | 2006-09-15 | 2008-03-27 | Japan Science & Technology Agency | Method for producing activated carbon nonwoven fabric |
| CN108866816A (en) * | 2017-05-08 | 2018-11-23 | 山东圣泉新材料股份有限公司 | A kind of bacteriostatic non-woven cloth and its preparation method and application |
| CN109371609A (en) * | 2018-11-27 | 2019-02-22 | 中山益达服装有限公司 | A method of for removing denim fabric ready-made clothes vulcanization peculiar smell |
| CN110565268A (en) * | 2019-10-09 | 2019-12-13 | 安庆华维产业用布科技有限公司 | production method of semi-crossed composite spunlace non-woven fabric |
| CN111235873A (en) * | 2020-03-16 | 2020-06-05 | 苏州缘佑科技材料有限公司 | Nano oxide composite deodorant and preparation method and application thereof |
| CN111270413A (en) * | 2020-02-11 | 2020-06-12 | 任国峰 | Functional graphene mask cloth and preparation method thereof |
-
2020
- 2020-09-24 CN CN202011016424.9A patent/CN114262983A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06101148A (en) * | 1992-09-18 | 1994-04-12 | Mitsubishi Rayon Co Ltd | Nonwoven fabric for cleaning |
| DE102005018017A1 (en) * | 2005-04-18 | 2006-10-26 | Mol Katalysatortechnik Gmbh | Method for treatment of process water in water jet solidification of non-woven tissues entails setting pH value in range of 5.0 to 7.0 by addition of at least one mineral acid in process water |
| JP2008069492A (en) * | 2006-09-15 | 2008-03-27 | Japan Science & Technology Agency | Method for producing activated carbon nonwoven fabric |
| CN101021031A (en) * | 2007-02-28 | 2007-08-22 | 晋江市兴泰无纺制品有限公司 | Hydro-entangled fine decitex non-woven fabric and its production process |
| CN108866816A (en) * | 2017-05-08 | 2018-11-23 | 山东圣泉新材料股份有限公司 | A kind of bacteriostatic non-woven cloth and its preparation method and application |
| CN109371609A (en) * | 2018-11-27 | 2019-02-22 | 中山益达服装有限公司 | A method of for removing denim fabric ready-made clothes vulcanization peculiar smell |
| CN110565268A (en) * | 2019-10-09 | 2019-12-13 | 安庆华维产业用布科技有限公司 | production method of semi-crossed composite spunlace non-woven fabric |
| CN111270413A (en) * | 2020-02-11 | 2020-06-12 | 任国峰 | Functional graphene mask cloth and preparation method thereof |
| CN111235873A (en) * | 2020-03-16 | 2020-06-05 | 苏州缘佑科技材料有限公司 | Nano oxide composite deodorant and preparation method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108936891B (en) | Medical gauze mask of antibiotic non-woven fabrics of mite that removes | |
| KR101149061B1 (en) | Chitosan non-woven fabric for mask pack material, and method for manufacturing the non-woven fabric | |
| CN1803227B (en) | Disposable respirator | |
| WO1993016670A1 (en) | A surface covering material for an absorptive product | |
| CN109700101A (en) | A kind of environment-friendly degradable mask and preparation method thereof | |
| CN114262983A (en) | Preparation method of odor-free spunlace non-woven fabric | |
| CN110667213A (en) | High-performance non-woven fabric and preparation method thereof | |
| CN105369389B (en) | Collagen fiber and its production process | |
| CN108842297B (en) | Celery fiber mask base cloth and preparation method thereof | |
| CN212368385U (en) | Polylactic acid fiber antibacterial degradable mask | |
| CN111607961A (en) | Antibacterial non-woven fabric and four-piece set | |
| KR20110032055A (en) | Manufacturing method a korean paper mask | |
| CN111165952A (en) | Removable folding gauze mask of filter core | |
| CN103397519B (en) | High clean spunlace non-woven cloth special polyester staple fiber production method | |
| CN110965206B (en) | Polypropylene spun-bonded non-woven fabric and preparation process thereof for improving softness of polypropylene spun-bonded non-woven fabric | |
| CN111466632A (en) | Quaternary ammonium salt polymer sterilization mask | |
| CN113925240B (en) | Antibacterial and antiviral mask and preparation method thereof | |
| CN211983885U (en) | Novel police multifunctional protective mask | |
| CN107604647A (en) | A kind of antibiotic ultraviolet-resistant brocade cotton | |
| CN103451907B (en) | The degreasing bleaching process of medical cotton | |
| CN112626715A (en) | Spunlace nonwoven fabric and preparation method thereof | |
| CN111020868A (en) | Mask, mask lining and mask manufacturing method | |
| CN112281311A (en) | PP spunbonded non-woven fabric containing lotus leaves, isatis roots and aloes | |
| CN212185219U (en) | Removable folding gauze mask of filter core | |
| CN113397242A (en) | Chitosan fiber antibacterial and antiviral mask and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220401 |
|
| RJ01 | Rejection of invention patent application after publication |